<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
<style>
    *{
        margin:0;padding:0;
    }
    .left{
        position: absolute;
        top:0px;
        left:0px;
    }
    .logo{
        position: absolute;
        display: inline-block;
        height: 20px;
        width: 20px;
        background:url("images/location.png") no-repeat;
    }
    .right{
        position: absolute;
        right:0px;
    }
    .adm{
        display: inline-block;
        background:url("images/adm.png") no-repeat;
        height:20px;
        width:20px;
    }
    .nav{
        margin-left: auto;
        margin-right:auto;
        position: relative;
        height: 50px;
        width:990px;
        line-height: 30px;
        font-size: 15px;
    }
    .content{
        height:50px;
        display: inline-block;
        margin-left: 25px;
        position:absolute;
        left:50%; 
    }
</style>
</head>
<body>
    <div class="nav">
        <div class="left">
            <span class="logo"></span>
            <span>深圳&lt;切换&gt;</span>
        </div>
        <div class="content">
            <span>首页&nbsp;资讯&nbsp;测评&nbsp;商城</span>
        </div>
        <div class="right">
            <span class="adm"></span>
            <span>个人中心</span>
        </div>
    </div>
</body>
</html>